Flight Chiang Mai International Airport departs from Chiang Mai Chiang Mai International Airport at 22:55 and arrives at Bangkok Don Mueang International Airport at 00:20.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 204 Km. So the average speed is roughly 144 Km.
The best day to arrive at Chiang Mai is Saturday and it would be best to avoid Monday, as prices are on average 91.46% higher than on Saturday. (Average prices, based on 9376053 datapoints.)
We have a lot more statistics for flights FD 3430 and between Chiang Mai and Bangkok.